body {
background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0), rgba(255, 255, 255, 0), rgba(255, 255, 255, 0), rgba(75, 0, 130, 0.2), rgba(75, 0, 130, 0.5));
}

div {
text-align: center;
padding-top: 1%;
padding-bottom: 1%;
padding-right: 6%;
padding-left: 6%;
border: 0;
margin-top: 1%;
margin-left: 26%;
margin-right: 26%;
margin-bottom: 1%;
color: white;
background-color: gray;
opacity: 0.5;
}

nav {
text-align: center;
padding-top: 1%;
padding-bottom: 1%;
border: 0;
margin-top: 26%;
margin-left: 1%;
margin-right: 1%;
margin-bottom: 1%;
color: white;
background-color: indigo;
opacity: 0.8;
}

a {
color: white;
text-decoration: none;
}

a:hover {
color: indigo;
background-color: white;
text-decoration: none;
}